code: def npmax(array: np.ndarray) -> Tuple[int]:
      """Get max value and index."""
      arrayindex = array.argmax(1)
      arrayvalue = array.max(1)
      i = arrayvalue.argmax()
      j = arrayindex[i]
      return i, j
  
imports: import os
  from typing import Callable, Union, List, Tuple
  import cv2
  import paddle
  import PIL
  import numpy
  import paddle.nn.functional
  from scipy.sparse import csr_matrix
label_desc: Use image node_id 9 for calling a global function with example usage: npmax(array) and returns: i,  j